def test_style_context_manager(self):
rcmod.set_style("darkgrid")
orig_params = rcmod.axes_style()
context_params = rcmod.axes_style("whitegrid")
with rcmod.axes_style("whitegrid"):
self.assert_rc_params(context_params)
self.assert_rc_params(orig_params)
@rcmod.axes_style("whitegrid")
def func():
self.assert_rc_params(context_params)
func()
self.assert_rc_params(orig_params)
def plot_axis(self,data,idx,cmap,strf='%a\n%d\n%h\n%Y',fontsize=20, pct_space=0.1):
#display original array as index
xticks_ix = int(math.ceil(len(data)/100)*1/pct_space)
xticks_vals = np.arange(len(data))[::xticks_ix]
xticks_labels = data[::xticks_ix]
with axes_style("white"):
f, ax = plt.subplots(figsize=(10, 1))
if True:#idx.ndim <= 1:
idx_plot = np.tile(idx, (1, 1))
else:
idx_plot = idx
ax.pcolormesh(idx_plot,cmap=cmap)
if self.is_time_array(data):
ticks = pd.DatetimeIndex(xticks_labels).to_pydatetime()
_ = plt.xticks(xticks_vals, [x.strftime(strf) for x in ticks], fontsize = fontsize,
rotation=self.vertical.value)
else:
_ = plt.xticks(xticks_vals, xticks_labels, fontsize = fontsize,
rotation=self.vertical.value)
ax.axis([0,len(data), 0, 1])
ax.axes.get_yaxis().set_visible(False)
#f.tight_layout()
html = self.fig_to_html(f,img_class='axisplot')
plt.close(f)
return html
def test_set_style(self):
for style in self.styles:
style_dict = rcmod.axes_style(style)
rcmod.set_style(style)
self.assert_rc_params(style_dict)
def _show_cmap(cmap):
"""Show a continuous matplotlib colormap."""
from seaborn.rcmod import axes_style # Avoid circular import
with axes_style("white"):
f, ax = plt.subplots(figsize=(13.25, .75))
ax.set(xticks=[], yticks=[])
x = np.linspace(0, 1, 256)[np.newaxis, :]
ax.pcolormesh(x, cmap=cmap)
def plot_axis(self,
data,
idx,
cmap,
strf='%a\n%d\n%h\n%Y',
fontsize=20,
pct_space=0.1):
#display original array as index
xticks_ix = int(math.ceil(len(data) / 100) * 1 / pct_space)
xticks_vals = np.arange(len(data))[::xticks_ix]
xticks_labels = data[::xticks_ix]
with axes_style("white"):
f, ax = plt.subplots(figsize=(10, 1))
if True: #idx.ndim <= 1:
idx_plot = np.tile(idx, (1, 1))
else:
idx_plot = idx
ax.pcolormesh(idx_plot, cmap=cmap)
if self.is_time_array(data):
ticks = pd.DatetimeIndex(xticks_labels).to_pydatetime()
_ = plt.xticks(xticks_vals, [x.strftime(strf) for x in ticks],
fontsize=fontsize,
rotation=self.orient)
else:
_ = plt.xticks(xticks_vals,
xticks_labels,
fontsize=fontsize,
rotation=self.orient)
ax.axis([0, len(data), 0, 1])
ax.axes.get_yaxis().set_visible(False)
#f.tight_layout()
html = self.fig_to_html(f, img_class='axisplot')
plt.close(f)
return html
def test_rc_override(self):
rc = {"axes.facecolor": "blue", "foo.notaparam": "bar"}
out = rcmod.axes_style("darkgrid", rc)
assert out["axes.facecolor"] == "blue"
assert "foo.notaparam" not in out
def test_bad_style(self):
with pytest.raises(ValueError):
rcmod.axes_style("i_am_not_a_style")
def test_key_usage(self):
_style_keys = set(rcmod._style_keys)
for style in self.styles:
assert not set(rcmod.axes_style(style)) ^ _style_keys
def test_default_return(self):
current = rcmod.axes_style()
self.assert_rc_params(current)